has an increasing benefit function (no externalities) then every weighted hierarchical solution is core-stable. In case of … the unique welfare distribution that is core-stable and satisfies the condition that no agent gets a utility payoff above … satiable agents, i.e., the benefit function is decreasing beyond some satiation point. In such situations externalities appear …

the externalities involved, as well as with where the source of cooperation lies in cooperative game theory. In either … on the nature of the gamma core in general are given as well as of the Chander-Tulkens solution within the gamma core …

of the marginal contributions for environments with externalities. The dummy property related to it is defined. We adapt … theory of games II. Princeton University Press, Princeton, pp 307317, 1953) to characterize our value. In addition, we … average approach provided by Macho-Stadler et al. (J Econ Theory 135:339-356, 2007). …

-convexity, under which the game is shown to have a non-empty core and the average tree solution lies in the core. In general, link …

allowing all its members to get the service that generates the revenues. We focus on the study of the core of cost … consideration to all its members, it is shown that a cost-revenue game has a non-empty core for any vector of revenues if, and only … if, the dual game of the cost game has a large core. Using this result, we investigate minimum cost spanning tree games …

This paper investigates core stability of cooperative, TU games via a fuzzy extension of the totally balanced cover of … a TU game. The stability of the core of the fuzzy extension of a game, the concave extension, is shown to reflect the … core stability of the original game and vice versa. Stability of the core is then shown to be equivalent to the existence …

Consider an environment with widespread externalities, and suppose that binding agreements can be written. We study …

We generalise the coalition structure core to partition function games. Our definition relies only on one crucial … initial one, and –whenever this is possible– they come to a residual core outcome. Deviating players form their optimistic or … pessimistic expectations with this in mind. This leads to a recursive definition of the core. When compared to existing approaches …

, hence agreements must be stable against both types of deviations. The appropriate extension of the classicakl core concept …, the Sustainable Core, is defined for this new setup to test the stability of allocations in such a complex environment. A … achieved by choosing an element in the Sustainable Core. …

We investigate externalities in higher education enrollment over the course of development in a two-sector model. Each … acquiring human capital. Both sectors exhibit productivity externalities in the size of the skill-specific labor and in the …